FR2366636A1 - Dispositif d'enregistrement optique d'information sur un support avec asservissement de la position de la tache d'enregistrement sur le support d'information - Google Patents
Dispositif d'enregistrement optique d'information sur un support avec asservissement de la position de la tache d'enregistrement sur le support d'informationInfo
- Publication number
- FR2366636A1 FR2366636A1 FR7629609A FR7629609A FR2366636A1 FR 2366636 A1 FR2366636 A1 FR 2366636A1 FR 7629609 A FR7629609 A FR 7629609A FR 7629609 A FR7629609 A FR 7629609A FR 2366636 A1 FR2366636 A1 FR 2366636A1
- Authority
- FR
- France
- Prior art keywords
- recording
- information
- media
- track
- spot
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
- G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
- G11B7/08547—Arrangements for positioning the light beam only without moving the head, e.g. using static electro-optical elements
- G11B7/08564—Arrangements for positioning the light beam only without moving the head, e.g. using static electro-optical elements using galvanomirrors
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
- G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B7/0901—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following only
Landscapes
- Optical Recording Or Reproduction (AREA)
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7629609A FR2366636A1 (fr) | 1976-10-01 | 1976-10-01 | Dispositif d'enregistrement optique d'information sur un support avec asservissement de la position de la tache d'enregistrement sur le support d'information |
GB40403/77A GB1582603A (en) | 1976-10-01 | 1977-09-28 | Recording device for optically recording information on a carrier with a light spot and a positional control of the spot |
NL7710650A NL7710650A (nl) | 1976-10-01 | 1977-09-29 | Optische informatieregistratieinrichting op een ondersteuning met bediening van de plaats van de registratievlek op de informatieondersteu- ning. |
CA287,893A CA1106496A (en) | 1976-10-01 | 1977-09-30 | Recording device for optically recording information on a carrier with a light spot and a positional control of the spot |
JP11776977A JPS5345205A (en) | 1976-10-01 | 1977-09-30 | Optical recorder |
DE2744132A DE2744132C2 (de) | 1976-10-01 | 1977-09-30 | Aufzeichnungsvorrichtung |
US06/001,006 US4275275A (en) | 1976-10-01 | 1979-01-04 | Recording device for optically recording information on a carrier with a light spot and a positional control of the spot |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7629609A FR2366636A1 (fr) | 1976-10-01 | 1976-10-01 | Dispositif d'enregistrement optique d'information sur un support avec asservissement de la position de la tache d'enregistrement sur le support d'information |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2366636A1 true FR2366636A1 (fr) | 1978-04-28 |
FR2366636B1 FR2366636B1 (ja) | 1980-02-08 |
Family
ID=9178295
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7629609A Granted FR2366636A1 (fr) | 1976-10-01 | 1976-10-01 | Dispositif d'enregistrement optique d'information sur un support avec asservissement de la position de la tache d'enregistrement sur le support d'information |
Country Status (7)
Country | Link |
---|---|
US (1) | US4275275A (ja) |
JP (1) | JPS5345205A (ja) |
CA (1) | CA1106496A (ja) |
DE (1) | DE2744132C2 (ja) |
FR (1) | FR2366636A1 (ja) |
GB (1) | GB1582603A (ja) |
NL (1) | NL7710650A (ja) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2385170A1 (fr) * | 1977-03-24 | 1978-10-20 | Laser File | Procede et appareil d'enregistrement d'informations |
EP0017433A1 (en) * | 1979-04-06 | 1980-10-15 | Discovision Associates | Apparatus for tracking an information track on a recording medium |
EP0021411A1 (en) * | 1979-06-25 | 1981-01-07 | Hitachi, Ltd. | Optical disk and optical information processor |
EP0124580A1 (en) * | 1982-11-01 | 1984-11-14 | Storage Technology Partners | PRECISE AND COARSE SERVO SYSTEM FOR TRACK ACCESS AND TRACKING OF AN OPTICAL DISC. |
EP0238138A2 (en) * | 1986-03-17 | 1987-09-23 | Koninklijke Philips Electronics N.V. | A multistage tracking system |
EP0369989A2 (fr) * | 1982-03-12 | 1990-05-23 | Thomson-Csf | Support d'information mobile prégravé et dispositif optique de suivi de piste mettant en oeuvre un tel support |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4404569A (en) * | 1979-05-24 | 1983-09-13 | American Hoechst Corporation | System and method for producing artwork for printed circuit boards |
JPS5737742A (en) * | 1980-08-19 | 1982-03-02 | Olympus Optical Co Ltd | Method and device for optical information recording |
NL8101932A (nl) * | 1981-04-21 | 1982-11-16 | Philips Nv | Inrichting voor het inschrijven en uitlezen van informatiesporen in een optische registratiedrager. |
JPS57200960A (en) * | 1981-06-04 | 1982-12-09 | Pioneer Electronic Corp | Recording and reproducing method and its device |
JPS5826336A (ja) * | 1981-08-06 | 1983-02-16 | Pioneer Electronic Corp | 光磁気記録方式の記録再生装置 |
FR2511537B1 (fr) * | 1981-08-14 | 1986-09-05 | Thomson Csf | Dispositif optique de suivi de piste a echantillonnage |
US4695992A (en) * | 1983-01-31 | 1987-09-22 | Canon Kabushiki Kaisha | Optical information recording-reproducing apparatus in which the relative position of a primary beam and secondary beams on recording medium is varied during recording and reproduction of information |
EP0146109B1 (en) * | 1983-12-14 | 1990-05-23 | Hitachi, Ltd. | Optical information recording apparatus |
US4687916A (en) * | 1984-07-13 | 1987-08-18 | Ricoh Company, Ltd. | Optical pick-up device for both focus and error tracking detection |
JPS6175684A (ja) * | 1984-09-21 | 1986-04-18 | Canon Inc | カメラ |
JPS62185176U (ja) * | 1986-05-19 | 1987-11-25 | ||
JPS6371945A (ja) * | 1986-09-13 | 1988-04-01 | Omron Tateisi Electronics Co | 光カ−ド記録再生装置 |
US4754446A (en) * | 1987-01-23 | 1988-06-28 | General Electric Company | Optical recording system using refracted write beam for erasing |
US4980882A (en) * | 1987-04-06 | 1990-12-25 | Storage Technology Corporation Partners Ii | Optical disk for detesting and distinguishing servo tracks from data tracks |
JPH0638292B2 (ja) * | 1987-06-23 | 1994-05-18 | 三菱電機株式会社 | 光学式情報記録再生装置 |
JPH01112169U (ja) * | 1988-01-26 | 1989-07-27 | ||
FR2723243B1 (fr) * | 1994-07-26 | 1996-09-06 | Thomson Csf | Dispositif d'enregistrement et/ou de lecture de tetes magnetiques et son procede de realisation |
FR2739965B1 (fr) * | 1995-10-17 | 1997-11-07 | Thomson Csf | Dispositif emetteur-recepteur de lumiere et systeme de lecture optique |
FR2786345B1 (fr) | 1998-11-24 | 2001-02-09 | Thomson Csf | Dispositif de cryptage quantique |
US7149173B2 (en) * | 2000-10-17 | 2006-12-12 | Thales | Medium for recording optically readable data, method for making same and optical system reproducing said data |
FR2824905B1 (fr) * | 2001-05-15 | 2003-08-29 | Thomson Csf | Gyrometre a fibre optique |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3438050A (en) * | 1965-01-06 | 1969-04-08 | Itek Corp | Laser data recorder |
US3657707A (en) * | 1969-03-17 | 1972-04-18 | Precision Instr Co | Laser recording system with both surface defect and data error checking |
SU436391A1 (ja) * | 1972-02-28 | 1974-07-15 | Институт Электродинамики Украинской Сср | |
US3924062A (en) * | 1972-10-24 | 1975-12-02 | Mca Disco Vision | Disc record with skipped standard video increments and continuous audio increments and a method and apparatus for reproduction |
NL174591C (nl) * | 1973-02-09 | 1984-07-02 | Philips Nv | Schijfvormig registratiedragerlichaam. |
DE2522405C2 (de) * | 1975-05-21 | 1982-04-15 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Optisches Mehrkanal-Plattenspeichersystem zum Speichern von digitaler Information |
US4094013A (en) * | 1975-05-22 | 1978-06-06 | U.S. Philips Corporation | Optical storage disk system with disk track guide sectors |
JPS5855567B2 (ja) * | 1975-06-06 | 1983-12-10 | 株式会社日立製作所 | ジヨウホウサイセイホウシキ |
GB1576426A (en) * | 1976-03-19 | 1980-10-08 | Rca Corp | Eccentricity compensating system in recording and playbackapparatus |
US4074085A (en) * | 1976-03-31 | 1978-02-14 | Eli S. Jacobs | Multiple beam optical record playback apparatus for simultaneous scan of plural data tracks |
DE2634243A1 (de) * | 1976-07-30 | 1978-02-02 | Bosch Gmbh Robert | System zur aufzeichnung und/oder wiedergabe von signalen mittels strahlen |
-
1976
- 1976-10-01 FR FR7629609A patent/FR2366636A1/fr active Granted
-
1977
- 1977-09-28 GB GB40403/77A patent/GB1582603A/en not_active Expired
- 1977-09-29 NL NL7710650A patent/NL7710650A/xx not_active Application Discontinuation
- 1977-09-30 JP JP11776977A patent/JPS5345205A/ja active Granted
- 1977-09-30 CA CA287,893A patent/CA1106496A/en not_active Expired
- 1977-09-30 DE DE2744132A patent/DE2744132C2/de not_active Expired
-
1979
- 1979-01-04 US US06/001,006 patent/US4275275A/en not_active Expired - Lifetime
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2385170A1 (fr) * | 1977-03-24 | 1978-10-20 | Laser File | Procede et appareil d'enregistrement d'informations |
EP0017433A1 (en) * | 1979-04-06 | 1980-10-15 | Discovision Associates | Apparatus for tracking an information track on a recording medium |
EP0021411A1 (en) * | 1979-06-25 | 1981-01-07 | Hitachi, Ltd. | Optical disk and optical information processor |
EP0369989A2 (fr) * | 1982-03-12 | 1990-05-23 | Thomson-Csf | Support d'information mobile prégravé et dispositif optique de suivi de piste mettant en oeuvre un tel support |
EP0369989A3 (en) * | 1982-03-12 | 1990-06-27 | Thomson-Csf | Pre-engraved mobile record carrier and optical tracking device therefor |
EP0124580A1 (en) * | 1982-11-01 | 1984-11-14 | Storage Technology Partners | PRECISE AND COARSE SERVO SYSTEM FOR TRACK ACCESS AND TRACKING OF AN OPTICAL DISC. |
EP0124580A4 (en) * | 1982-11-01 | 1986-08-22 | Storage Technology Partners | PRECISE AND COARSE SERVO SYSTEM FOR TRACK ACCESS AND TRACKING OF AN OPTICAL DISC. |
EP0238138A2 (en) * | 1986-03-17 | 1987-09-23 | Koninklijke Philips Electronics N.V. | A multistage tracking system |
EP0238138A3 (en) * | 1986-03-17 | 1989-12-13 | Laser Magnetic Storage International Company | A multistage tracking system |
Also Published As
Publication number | Publication date |
---|---|
US4275275A (en) | 1981-06-23 |
NL7710650A (nl) | 1978-04-04 |
FR2366636B1 (ja) | 1980-02-08 |
JPS5345205A (en) | 1978-04-22 |
CA1106496A (en) | 1981-08-04 |
DE2744132C2 (de) | 1986-05-28 |
DE2744132A1 (de) | 1978-04-06 |
GB1582603A (en) | 1981-01-14 |
JPS6238770B2 (ja) | 1987-08-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |